1 files changed, 90 insertions, 0 deletions
diff --git a/drivers/staging/line6/dumprequest.h b/drivers/staging/line6/dumprequest.h
new file mode 100644
index 000000000000..1975d54b3c20
--- /dev/null
+++ b/drivers/staging/line6/dumprequest.h
@@ -0,0 +1,90 @@
+/*
+ * Line6 Linux USB driver - 0.8.0
+ *
+ * Copyright (C) 2004-2009 Markus Grabner (grabner@icg.tugraz.at)
+ *
+ *	This program is free software; you can redistribute it and/or
+ *	modify it under the terms of the GNU General Public License as
+ *	published by the Free Software Foundation, version 2.
+ *
+ */
+
+#ifndef DUMPREQUEST_H
+#define DUMPREQUEST_H
+
+
+#include <linux/usb.h>
+#include <linux/wait.h>
+
+#include <sound/core.h>
+
+
+enum {
+	LINE6_DUMP_NONE,
+	LINE6_DUMP_CURRENT
+};
+
+
+struct line6_dump_reqbuf {
+	/**
+		 Buffer for dump requests.
+	*/
+	unsigned char *buffer;
+
+	/**
+		 Size of dump request.
+	*/
+	size_t length;
+};
+
+/**
+	 Provides the functionality to request channel/model/... dump data from a
+	 Line6 device.
+*/
+struct line6_dump_request {
+	/**
+		 Wait queue for access to program dump data.
+	*/
+	wait_queue_head_t wait;
+
+	/**
+		 Indicates an unfinished program dump request.
+		 0: no dump
+		 1: dump current settings
+		 Other device-specific values are also allowed.
+	*/
+	int in_progress;
+
+	/**
+		 Timer for delayed dump request.
+	*/
+	struct timer_list timer;
+
+	/**
+		 Flag if initial dump request has been successful.
+	*/
+	char ok;
+
+	/**
+		 Dump request buffers
+	*/
+	struct line6_dump_reqbuf reqbufs[1];
+};
+
+extern void line6_dump_finished(struct line6_dump_request *l6dr);
+extern int line6_dump_request_async(struct line6_dump_request *l6dr,
+				    struct usb_line6 *line6, int num);
+extern void line6_dump_started(struct line6_dump_request *l6dr, int dest);
+extern void line6_dumpreq_destruct(struct line6_dump_request *l6dr);
+extern void line6_dumpreq_destructbuf(struct line6_dump_request *l6dr, int num);
+extern int line6_dumpreq_init(struct line6_dump_request *l6dr, const void *buf,
+			      size_t len);
+extern int line6_dumpreq_initbuf(struct line6_dump_request *l6dr,
+				 const void *buf, size_t len, int num);
+extern void line6_invalidate_current(struct line6_dump_request *l6dr);
+extern void line6_startup_delayed(struct line6_dump_request *l6dr, int seconds,
+				  void (*function)(unsigned long), void *data);
+extern int line6_wait_dump(struct line6_dump_request *l6dr, int nonblock);
+
+
+#endif